<html>
	<head>
		<title>mid.html</title>

		<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
		<meta http-equiv="description" content="this is my page">
		<meta http-equiv="content-type" content="text/html; charset=UTF-8">

		<!--<link rel="stylesheet" type="text/css" href="./styles.css">-->
		<style type="text/css">
<!--
body {
	background-color: #556b2f;
	margin-left: 0px;
	margin-top: 0px;
	margin-right: 0px;
	margin-bottom: 0px;
	height: 100%;
}
-->
</style>

		<script type="text/javascript">
	function leftHidden() {
		var img1 = document.getElementById('img1');
		var frame = parent.document.getElementById("LEFEFRAME");

		if (frame.cols == "200,10,*") {
			//隐藏
			frame.cols = "0,10,*";
			img1.src = "images/right.gif";
		} else {
			frame.cols = "200,10,*";
			img1.src = "images/left.gif";
		}

	}
</script>
	</head>

	<body>
		<table width="100%" height="100%">
			<tr>
				<td align="center" valign="top" width="100%">
					<img id="img1" src="images/left.gif" width="8" height="48"
						style="cursor: hand" onclick="leftHidden();" />

				</td>
			</tr>
		</table>
	</body>
</html>
